Watch case



FIG. 1 is a rear elevational view of a watch case showing our new design, the front elevation being a mirror image thereto;

FIG. 2 is a top plan view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a bottom plan view thereof. 

The ornamental design for a watch case, as shown and described. 